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sulfoalkylation de polymeres de polybenzimidazole hydroxyethyle
sulfoalkylation of hydroxyethylated polybenzimidazole polymers
마지막 업데이트: 2011-07-27
사용 빈도: 1
품질:
agents de sulfoalkylation, procédé pour leur préparation et leur utilisation pour l'obtention de sels quaternaires du type sulfoalkyle.
sulfoalkylating agents, process for their preparation and their use in the manufacture of quanternary sulfoalkyl salts.
마지막 업데이트: 2014-11-25
사용 빈도: 3
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l'invention concerne une composition pulvérulente redispersable dans l'eau et comportant: au moins un polymère filmogène insoluble dans l'eau, ledit polymère (a) étant préparé à partir d'au moins un monomère à insaturation éthylénique; au moins un agent tensio-actif polyoxyalkyléné (b) dans une quantité d'au moins 1,5 % en poids par rapport au polymère (a); au moins un polyphénol (c) issu de la condensation de formaldéhyde et d'un composé phénol de formule (i) suivi d'une sulfoalkylation
the invention concerns at least a water re-dispersible powder composition and comprising: at least a water insoluble film-forming polymer, said polymer (a) being prepared from at least an ethylenically unsaturated monomer, at least a polyoxyalkylene surfactant (b) in an amount of at least 1.5 wt. % relative to polymer (a); at least a polyphenol (c) derived from the condensation of formaldehyde and phenol compound of formula (i) followed by sulphoalkylation
마지막 업데이트: 2014-12-03
사용 빈도: 1
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